I have the Iconic Silver and chrome and love it. The color has so much more depth do it than on previous years. Looks really good on cloudy days also. I do also like the Atlas blue. Just an awesome color and not as common. I originally wanted the carbonized grey but side by side I preferred the...
I bought some on Amazon just because of drops on concrete https://www.amazon.com/gp/product/B0872Y49L1/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1
I have basically the same truck and have not had any issue. It would be nice to have the 36 gallon tank for towing long distances but so far I have not regretted not having it and I tow a pontoon boat on the weekends. I think you are fine.
I had to take a Dremel tool to the slot on the cleats and remove some of the excess plastic where the part was molded to get them in on my 21. They were easy to get on my previous 16.